Swingline Portable Electric Stapler, Full Strip, 20 Sheet Capacity, Black (48200) PORTABLE ELECTRIC STAPLER  Quiet, electric stapler is designed to be portable. It's a great choice for business travel, and anywhere else you need stapling on the go. DUAL POWER  Convenient stapler can be powered by an AC adapter, or with 6 AA batteries (sold separately). Delivers the high-powered performance of any traditional electric stapler. SECURES 20 SHEETS  This sturdy little stapler securely fastens up to 20 sheets. Designed to work best with Swingline S.F. 4 Staples. Low staple indicator alerts you when it's time to refill. ACCURATE STAPLE PLACEMENT  Precision adjustment guide provides assistance for accurate staple placement. COMPACT DESIGN  Sleek, compact black stapler helps conserve desk space and blends in with the rest of your supplies. BUILT TO LAST  Swingline stands behind this high-quality stapler with a limited 2-year warranty.